[OASIS Issue Tracker] (VIRTIO-12) Size descriptor table independent of ringsize?

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     [ https://issues.oasis-open.org/browse/VIRTIO-12?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Rusty Russell updated VIRTIO-12:
--------------------------------

    Fix Version/s: virtio 1.0 csprd02

>  Size descriptor table independent of ringsize?
> -----------------------------------------------
>
>                 Key: VIRTIO-12
>                 URL: https://issues.oasis-open.org/browse/VIRTIO-12
>             Project: OASIS Virtual I/O Device (VIRTIO) TC
>          Issue Type: Improvement
>            Reporter: Rusty Russell
>             Fix For: virtio 1.0 csprd02
>
>
> The descriptor table is currently the same size and the available and used rings, but there's no reason it has to be that way.
> Arguments for independent sizing:
> 1) Ring will be underutilized by some factor if each entry uses multiple descriptors.
> Arguments for:
> 1) It's simple.
> 2) Indirect descriptors allow a single descriptor per entry anyway.



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